Nummer: 00816
| Area : | Western Area |
| Sea area : | North Sea |
| Date of attack : | 13.12.1939 |
| Time of attack : | 19:15 |
| Nationality of U-boat : | German |
| U-boat : | U 57 |
| Commander : | Korth |
| Grid : | AN 8447 |
| presumed target type : | Steam Freighter |
| presumed tonnage : | 3000 BRT |
| presumed result : | sunk |
| Number of torpedoes/mines : | 2 |
| Used weapon(s) : | Torpedo(es) |
| Date of observation : | 13.12.1939 |
| Nationality of target : | Estonian |
| Actual type of target : | Steam Freighter |
| Name of target : | Mina |
| Year of launch : | 1899 |
| Actual tonnage : | 1173 BRT |
| Actual result : | sunk |
| Position of target : | Cross-Sand |
| Beitrag im ASS-Forum : Link |
| updated on: | 25.11.2023 |
| Remark: | NAT2 |
| Changes: | 1) Dorgeist, 20.08.08: erst Aug.1940 wurde aus lettisch sowjetisch. 2) Arantales: estnisch statt lettisch |